MtasSpanMatchAllSpans.java.html 7.18 KB

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<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../.resources/report.css" type="text/css"/><link rel="shortcut icon" href="../.resources/report.gif" type="image/gif"/><title>MtasSpanMatchAllSpans.java</title><link rel="stylesheet" href="../.resources/prettify.css" type="text/css"/><script type="text/javascript" src="../.resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../.sessions.html" class="el_session">Sessions</a></span><a href="../index.html" class="el_report">MTAS</a> &gt; <a href="index.source.html" class="el_package">mtas.search.spans</a> &gt; <span class="el_source">MtasSpanMatchAllSpans.java</span></div><h1>MtasSpanMatchAllSpans.java</h1><pre class="source lang-java linenums">package mtas.search.spans;

import java.io.IOException;

import mtas.codec.util.CodecInfo;
import mtas.codec.util.CodecInfo.IndexDoc;
import mtas.search.spans.util.MtasSpans;

import org.apache.lucene.search.spans.SpanCollector;
import org.apache.lucene.search.spans.Spans;

/**
 * The Class MtasSpanMatchAll.
 */
public class MtasSpanMatchAllSpans extends Spans implements MtasSpans {

  /** The field. */
  private String field;

  /** The doc id. */
  private int minPosition, maxPosition, currentStartPosition,
      currentEndPosition, docId;

  /** The mtas codec info. */
  private CodecInfo mtasCodecInfo;

  /**
   * Instantiates a new mtas span match all.
   *
   * @param mtasCodecInfo
   *          the mtas codec info
   * @param field
   *          the field
   */
  public MtasSpanMatchAllSpans(CodecInfo mtasCodecInfo, String field) {
<span class="fc" id="L36">    super();</span>
<span class="fc" id="L37">    this.mtasCodecInfo = mtasCodecInfo;</span>
<span class="fc" id="L38">    this.field = field;</span>
<span class="fc" id="L39">    minPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L40">    maxPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L41">    currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L42">    currentEndPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L43">    docId = -1;</span>
<span class="fc" id="L44">  }</span>

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.spans.Spans#nextStartPosition()
   */
  @Override
  public int nextStartPosition() throws IOException {
<span class="fc bfc" id="L53" title="All 2 branches covered.">    if (currentStartPosition &lt; minPosition) {</span>
<span class="fc" id="L54">      currentStartPosition = minPosition;</span>
<span class="fc" id="L55">      currentEndPosition = currentStartPosition + 1;</span>
    } else {
<span class="fc" id="L57">      currentStartPosition++;</span>
<span class="fc" id="L58">      currentEndPosition = currentStartPosition + 1;</span>
<span class="fc bfc" id="L59" title="All 2 branches covered.">      if (currentStartPosition &gt; maxPosition) {</span>
<span class="fc" id="L60">        currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L61">        currentEndPosition = NO_MORE_POSITIONS;</span>
      }
    }
<span class="fc" id="L64">    return currentStartPosition;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.spans.Spans#startPosition()
   */
  @Override
  public int startPosition() {
<span class="fc" id="L74">    return currentStartPosition;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.spans.Spans#endPosition()
   */
  @Override
  public int endPosition() {
<span class="fc" id="L84">    return currentEndPosition;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.spans.Spans#width()
   */
  @Override
  public int width() {
<span class="nc" id="L94">    return 0;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see
   * org.apache.lucene.search.spans.Spans#collect(org.apache.lucene.search.spans
   * .SpanCollector)
   */
  @Override
  public void collect(SpanCollector collector) throws IOException {

<span class="nc" id="L107">  }</span>

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.DocIdSetIterator#docID()
   */
  @Override
  public int docID() {
<span class="fc" id="L116">    return docId;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.DocIdSetIterator#nextDoc()
   */
  @Override
  public int nextDoc() throws IOException {
<span class="fc" id="L126">    IndexDoc indexDoc = mtasCodecInfo.getNextDoc(field, docId);</span>
<span class="fc bfc" id="L127" title="All 2 branches covered.">    if (indexDoc != null) {</span>
<span class="fc" id="L128">      docId = indexDoc.docId;</span>
<span class="fc" id="L129">      minPosition = indexDoc.minPosition;</span>
<span class="fc" id="L130">      maxPosition = indexDoc.maxPosition;</span>
<span class="fc" id="L131">      currentStartPosition = -1;</span>
<span class="fc" id="L132">      currentEndPosition = -1;</span>
    } else {
<span class="fc" id="L134">      docId = NO_MORE_DOCS;</span>
<span class="fc" id="L135">      minPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L136">      maxPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L137">      currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="fc" id="L138">      currentEndPosition = NO_MORE_POSITIONS;</span>
    }
<span class="fc" id="L140">    return docId;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.DocIdSetIterator#advance(int)
   */
  @Override
  public int advance(int target) throws IOException {
<span class="fc" id="L150">    IndexDoc indexDoc = mtasCodecInfo.getNextDoc(field, (target - 1));</span>
<span class="pc bpc" id="L151" title="1 of 2 branches missed.">    if (indexDoc != null) {</span>
<span class="fc" id="L152">      docId = indexDoc.docId;</span>
<span class="fc" id="L153">      minPosition = indexDoc.minPosition;</span>
<span class="fc" id="L154">      maxPosition = indexDoc.maxPosition;</span>
<span class="fc" id="L155">      currentStartPosition = -1;</span>
<span class="fc" id="L156">      currentEndPosition = -1;</span>
    } else {
<span class="nc" id="L158">      docId = NO_MORE_DOCS;</span>
<span class="nc" id="L159">      minPosition = NO_MORE_POSITIONS;</span>
<span class="nc" id="L160">      maxPosition = NO_MORE_POSITIONS;</span>
<span class="nc" id="L161">      currentStartPosition = NO_MORE_POSITIONS;</span>
<span class="nc" id="L162">      currentEndPosition = NO_MORE_POSITIONS;</span>
    }
<span class="fc" id="L164">    return docId;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.DocIdSetIterator#cost()
   */
  @Override
  public long cost() {
<span class="fc" id="L174">    return 0;</span>
  }

  /*
   * (non-Javadoc)
   *
   * @see org.apache.lucene.search.spans.Spans#positionsCost()
   */
  @Override
  public float positionsCost() {
<span class="nc" id="L184">    return 0;</span>
  }

}
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